Spoiler! Vampire Diaries Promo of Season 4, Episode 15: Is Elena Losing It? Tweet February 14, 2013 at 09:23PM EST by Wetpaint Entertainment Staff Related: The Vampire Diaries, Spoilers , Sneak Peeks , Season 4: Episode 15 Credit: YouTube Elena (Nina Dobrev) starts to lose her mind in The Vampire Diaries Season 4, Episode 15, "Stand by Me" after finding Jeremy (Steven R. McQueen) with his neck snapped. Stefan (Paul Wesley) points out to Damon (Ian Somerhalder) that the little Gilbert was one of the Five — does that mean his ring wouldn’t have worked? Regardless, Elena is clearly looking for a magical solution, because she wants Bonnie’s (Kat Graham) help.